Inventor · disambiguated record
Wolf R. Von Hagen
Also filed as: VON HAGEN WOLF · VON HAGEN WOLF R · VON HAGEN WOLF-RUDIGER · VON HAGEN WOLF-RUEDIGER
15 granted patents·71 citations·filing 1977–1995
91Inventor score
Technology areasD05B
Top patents by PatentIndex Score
15 records- 0182US4389951AMaterial dispensing means for sewing machinesUNION SPECIAL GMBH·Filed 1981·Granted Jun 28, 1983·13 cites·11 claims
- 0277US4480562ASewing machine loop spreading mechanismUNION SPECIAL GMBH·Filed 1983·Granted Nov 6, 1984·12 cites·5 claims
- 0371US4633795ALooper thread control with anti-spin cutting knivesUNION SPECIAL GMBH·Filed 1986·Granted Jan 6, 1987·9 cites·16 claims
- 0461US4419948ANeedle bar lubricant sealing deviceUNION SPECIAL GMBH·Filed 1982·Granted Dec 13, 1983·6 cites·7 claims
- 0559US4457247AThread control mechanism for sewing machinesUNION SPECIAL GMBH·Filed 1982·Granted Jul 3, 1984·6 cites·8 claims
- 0656US4475474AMetering device for sewing machinesUNION SPECIAL GMBH·Filed 1982·Granted Oct 9, 1984·5 cites·16 claims
- 0755US5653187AUpper feed mechanism for sewing machine and sewing machine having the sameJUKI KK·Filed 1995·Granted Aug 5, 1997·7 cites·10 claims
- 0853US4091756APneumatically driven thread cutterUNION SPECIAL GMBH·Filed 1977·Granted May 30, 1978·5 cites·11 claims
- 0945US4526119ASewing machine having a driven feed rollerUNION SPECIAL GMBH·Filed 1983·Granted Jul 2, 1985·3 cites·11 claims
- 1039US4594957ASewing machine belt feed with variable pitch drive pulleyUNION SPECIAL GMBH·Filed 1984·Granted Jun 17, 1986·2 cites·2 claims
- 1137US4417534ALubricant sensing device for sewing machinesUNION SPECIAL GMBH·Filed 1981·Granted Nov 29, 1983·2 cites·13 claims
- 1231US4779550ALooper drive for a chainstitch sewing machineUNION SPECIAL GMBH·Filed 1987·Granted Oct 25, 1988·0 cites·6 claims
- 1330US4748839ADifferential feed adjusting mechanismUNION SPECIAL GMBH·Filed 1987·Granted Jun 7, 1988·1 cites·11 claims
- 1429US4498406ASewing machine lubrication systemUNION SPECIAL GMBH·Filed 1983·Granted Feb 12, 1985·0 cites·9 claims
- 1527US4736696ALooper drive with sliding and swiveling jointUNION SPECIAL GMBH·Filed 1987·Granted Apr 12, 1988·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →